NPA
NXX
CLLI
City, ST
Telco
773
271
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
275
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
293
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
334
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
506
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
561
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
728
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
769
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
784
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
878
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
907
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS
773
989
CHCGILEDCG0
CHICGOZN02
AMERITECH ILLINOIS